Google launched Gemini 3.8 Live and Gemini 3.8 Live Extended Thinking to cut latency in voice AI by enabling near-real-time reasoning and simultaneous speech-and-thought processing while running background tool calls. Gemini 3.8 Live Extended Thinking scored 82.6 on the Artificial Analysis Speech to Speech Quality Index. Developers and enterprises can now use the models via the Gemini API, Google AI Studio, and Gemini Enterprise private preview, with Gemini 3.8 Live priced at $0.005 per minute for audio inputs and $0.018 per minute for outputs, and the Extended Thinking variant adding separate charges for reasoning tokens and extra inputs like video and documents.
Simon Willison’s Weblog·4 weeks ago·
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Google released Gemini 3.8 Live and Gemini 3.8 Live Extended Thinking, two new speech-to-speech models for Gemini Live. The release includes a WebSocket connection to wss://generativelanguage.googleapis.com/ws/google.ai.generativelanguage.v1alpha.GenerativeService.BidiGenerateContent with the model running via a browser voice conversation UI. Users can pick a model and voice preset, optionally set a system prompt, and interrupt the model during playback.
Google released Gemini 3.8 Live and Gemini 3.8 Live Extended Thinking as production-focused speech-to-speech dialogue models for real-time voice agents. The Extended Thinking model scored 82.6 on Artificial Analysis’ Speech to Speech Quality Index. Google’s offering shifts voice agents toward tool-using, multi-step reasoning while keeping streamed conversation and speech, and it’s available via the Gemini Live API with $0.005/min input and $0.018/min output audio.
Google introduced Gemini 3.8 Live and Gemini 3.8 Live Extended Thinking as new near real-time voice dialogue models for developers and enterprises. Gemini 3.8 Live Extended Thinking ranked #1 with a score of 82.6 on Artificial Analysis's Speech to Speech Quality Index. The rollout expands voice-agent capabilities across the Gemini API, Google Workspace, Search Live, and the Gemini Live app, with added support for multi-language switching, background tool calls, and simultaneous speech during multi-step reasoning.
Google launched Gemini 3.8 Live and Gemini 3.8 Live Extended Thinking as its latest live dialogue models for natural conversation. The release is for models named 3.8 (including the “Extended Thinking” version). Users now have access to updated live, conversational AI models with extended thinking behavior.
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